Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnStatusDetails
29912549Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
172780323973101094105611592683.82022-10-14 06:31:31
1663730481794140393477891808997732103.72022-10-14 06:31:31
LL
StatusDateUserResidueShift
Verified (Factored)2006-04-28MartinHvidberg5411FA914D07FE3E23974162
Verified (Factored)2012-12-17Richard5411FA914D07FE3E4416483
P-1 factors
DateFactorB1B2
2022-10-142874598916483151488231915613143491160448266972800234033431040000822096990
History
DateUserTypeResult
2022-10-14James HeinrichF-PM1
Factor: 287459891648315148823191561314349116044826697280023403343 / (P-1, B1=1040000, B2=822096990)
2021-02-19Sid & AndyNF
no factor from 2^72 to 2^73
2020-07-14Sid & AndyNF
no factor from 2^71 to 2^72
2018-08-09monstNF
no factor from 2^70 to 2^71
2012-12-17RichardC-LL
5411FA914D07FE3E
2011-08-28GregNF
no factor from 2^69 to 2^70
2011-08-28GregNF
no factor from 2^68 to 2^69